Create Merchant Wallet Redemption Transaction
Authentication
The web3 wallet of the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
The blockchain associated with the end user - see https://docs.coinflow.cash/api-reference/api-reference/authentication/get-session-key
Headers
Request
If this purchase is for a seller/submerchant where the marketplace takes a fee, this is the % fee which is taken from the subtotal amount.

